baber/WOPTO huggingface dataset:
Patent JP-2003226890-A (JP)
Title: Crystallization inhibiter for vegetable sterol ester
Inventor: FUKUNAGA KOICHI
IPC: A23L1/30
Filed: 2002-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To obtain a polyglycerol fatty acid ester having an excellent crystallization inhibiting effect on a vegetable sterol ester which is mixed into fats and oils, to obtain vegetable sterol ester-containing fats and oils by using the polygycerol fatty acid ester, and to provide a food containing the fats and oils.  <P>SOLUTION: The polyglycerol fatty acid ester is used as a crystallization inhibitor for the vegetable sterol ester, wherein the polygycerol fatty acid ester is composed of at least one kind of an unsaturated fatty acid and at least one kind of an 8-22C saturated fatty acid. When the vegetable sterol ester- containing fats and oils are used or stored, an appearance and functions of the fats and oils are constantly kept by adding the polyglycerol fatty acid ester to the vegetable sterol ester-containing fats and oils.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003229193-A (JP)
Title: Connector or socket
Inventor: MIURA YUJI
IPC: H01R13/04
Filed: 2002-02-05
Abstract: <P>PROBLEM TO BE SOLVED: To provide a connector or a socket preventing a contact failure by dust attaching to a contact or a counterpart contact piece.  <P>SOLUTION: The contact 21 is equipped with a plurality of contact means 24, 25 contacting to a counterpart contact piece 2.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003231255-A (JP)
Title: Liquid drop ejector and ink jet printer
Inventor: MATSUMOTO NOBUO
IPC: B41J2/05
Filed: 2002-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a liquid drop ejector being used for ink jet or the like, and an ink jet printer comprising it, in which fine liquid drops forming a subdot can be ejected at a high density without increasing the number of electrodes, or the like.  <P>SOLUTION: In the liquid drop ejector for ejecting a liquid drop by heating liquid by means of a heater and generating a bubble, a plurality of heating parts are formed for a pair of electrodes and the bubbling direction of adjacent heating parts is set to recede from each other.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003234056-A (JP)
Title: Circuit breaker
Inventor: WAKABAYASHI HIDEYA
IPC: H01H73/18
Filed: 2002-02-06
Abstract: <P>PROBLEM TO BE SOLVED: To provide a circuit breaker which has a high capacity and superior creep resistance.  <P>SOLUTION: The circuit breaker comprises an outer enclosure 1 which unifyingly encases unit cases 20, 22, 24 by engaging projected parts 22a1, 22a2, 22b1, 22b2 of the unit case 22 to which an open/close mechanism 40 is fixed with recessed parts 20b1, 20b2, 24a1, 24a2 of the unit cases 20 and 24, each of the unit cases 20, 22, 24 housing a traveling contact member 32 having a traveling contact 32A opposing a fixed contact, wherein on the inside surface of each of main faces of first cases 20A, 22A, 24A and second cases 20B, 22B, 24B constituting the unit cases 20, 22, 24 respectively there are formed a resin composition with a glass mat 25 therein, which resin composition has a higher thermal conductivity than the unit cases themselves.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003232939-A (JP)
Title: Dispersion compensation optical fiber module
Inventor: AIKAWA KAZUHIKO
IPC: G02B6/02
Filed: 2002-02-08
Abstract: <P>PROBLEM TO BE SOLVED: To provide a dispersion compensation optical fiber module in which a stable loss wavelength characteristic is available even when dispersion compensation optical fibers of different lengths are wound by using a reel having the same drum diameter.  <P>SOLUTION: The dispersion compensation optical fiber module is formed by winding an optical fiber of 1 km or longer on the surface of the reel drum of a reel 11 whose drum diameter is 150 mm or smaller, and further winding a dispersion compensation optical fiber 15 on the optical fiber. Further, the dispersion compensation optical fiber module is formed by winding a cushioning material of which the thickness is 10 mm or larger on the surface of the reel drum and winding the dispersion compensation optical fiber 15.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003239809-A (JP)
Title: Gas engine provided with fuel reforming device
Inventor: KAWAMURA HIDEO
IPC: F02B23/02
Filed: 2002-02-13
Abstract: <P>PROBLEM TO BE SOLVED: To provide a gas engine reforming natural gas into reformed fuel, improving heat efficiency, and ensuring ignition and combustion in an auxiliary chamber.  <P>SOLUTION: In the gas engine, an auxiliary chamber control valve 8 is arranged in a communication opening 27 communicating a main chamber 1 with the auxiliary chamber 2, and the natural gas is reformed into the reformed fuel of H<SB>2</SB>and CO by the fuel reforming device 15 arranged on an exhaust pipe 30. A reformed fuel valve 17 is provided in an intake manifold 16 of an intake pipe, and the reformed fuel is fed to the main chamber 1 in a suction stroke. A natural gas fuel valve 3 is arranged in the auxiliary chamber 2 and the natural gas is fed to the auxiliary chamber 2 from the suction stroke to a compression stroke. In a latter half of the compression stroke, the auxiliary chamber control valve 8 is opened, a mixture of air and the reformed fuel is blown into the auxiliary chamber 2 from the main chamber 1, and a glow plug 18 is provided in an upper part of the auxiliary chamber 2 igniting and burning the natural gas in the auxiliary chamber 2 for assisting ignition and combustion of the natural gas.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003243389-A (JP)
Title: Semiconductor device and its fabricating method
Inventor: OOKA YUTAKA
IPC: H01L23/52
Filed: 2002-02-15
Abstract: <P>PROBLEM TO BE SOLVED: To realize high reliability without causing any increase in the dielectric constant.  <P>SOLUTION: An insulation film 8 of an insulation material containing no oxygen is formed selectively on a metallization 2 containing Cu buried in a trench 4 of an interlayer insulation film 3. The insulation material containing no oxygen is at least one kind selected from SiN or SiC. The fabrication method comprises a step for forming a metallization containing Cu by filling the trench of the interlayer insulation film with a metal containing Cu, and a step for forming an insulation film of an insulation material containing no oxygen selectively on the metallization containing Cu.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003239001-A (JP)
Title: Metal powder for porous sintered compact
Inventor: IBA TOSHIAKI
IPC: C22C38/00
Filed: 2002-02-18
Abstract: <P>PROBLEM TO BE SOLVED: To provide metal powder suitable for use in the manufacture of porous sintered compact.  <P>SOLUTION: The following are provided: the metal powder for porous sintered compact prepared by mixing main powder composed of stainless steel and sintering-aid powder composed of B-containing Fe-base alloy so that B content in the resultant metal powder becomes 0.03 to 0.20% by mass; the above metal powder for porous sintered compact using the main powder having 100 to 350 μm average particle size; the above metal powder for porous sintered compact using the sintering-aid powder having ≤44 μm particle size; the above metal powder for porous sintered compact using the main powder having 100 to 350 μm average particle size and also using the sintering-aid powder having ≤44 μm particle size. Further, the above porous metallic sintered compact using the above powder and having 25 to 35% open porosity is also provided.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003239897-A (JP)
Title: Axial flow fluid machine
Inventor: SUZUKI SHOJI
IPC: F04D29/66
Filed: 2002-02-19
Abstract: <P>PROBLEM TO BE SOLVED: To provide an axial flow fluid machine and a speed sprayer which reduces noise while controlling deterioration of blow performance.  <P>SOLUTION: In this axial flow blower, a stationary blade 30 extends straight in a radial direction from a base end part in the radial direction of the stationary blade 30 at a center part, and linearly inclines in downstream side more as it goes from the center part to a tip part between the center part and the tip part.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003243627-A (JP)
Title: Method of manufacturing memory cell array
Inventor: HARA TATSUYA
IPC: H01L27/105
Filed: 2002-02-20
Abstract: <P>PROBLEM TO BE SOLVED: To provide a method of manufacturing a memory cell array which is capable of improving characteristics of a ferroelectric capacitor.  <P>SOLUTION: The method of manufacturing the memory cell array comprises processes of (a) forming a first conductive layer 12 over a base substance 10, (b) forming a ferroelectric layer 14 over the first conductive layer 12, (c) forming a second conductive layer 18 over the ferroelectric layer 14, (d) patterning the ferroelectric layer 14 and the second conductive layer 18, (e) forming an insulation layer 72 over the base substance 10 so as to fill in spaces formed in the laminate which includes the first conductive layer 12, the ferroelectric layer 14, and the second conductive layer 18, and (f) forming a third conductive layer 16 so as to overlap at least the second conductive layer and to cross the first conductive layer 12. In the process (d), the second conductive layer 18 and the ferroelectric layer 14 are formed in regions where the first conductive layer 12 and the third conductive layer 16 cross each other.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002325508-A (JP)
Title: Onion harvester
Inventor: ITO KENJI
IPC: A01D23/04
Filed: 2002-02-21
Abstract: PROBLEM TO BE SOLVED: To provide an onion harvester enabling onions to be harvested in high operating efficiency through smoothly and surely cutting off the fine stem and fine root parts of onions taken therein as the traveling machine body moves while conveying the onions. SOLUTION: This onion harvester has the following scheme: a root-cutting unit 10 housed with a root cutter 39 horizontally is set up above a 1st conveyor belt mechanism 18 functioning to nip and convey the bulbs of inverted onions, a pair of rotary brushes 40 and 40 are set against each other in a superposed way in front of the cutting position for the root cutter 39 and mutually rotated clockwise and counterclockwise so as to make the fine root parts of the bulbs stand from below upward at the superposed area.
Patent JP-2003245480-A (JP)
Title: Toy refrigerator
Inventor: SUGIYAMA MORITOSHI
IPC: A63H33/30
Filed: 2002-02-22
Abstract: <P>PROBLEM TO BE SOLVED: To provide a toy refrigerator which can be enjoyed not only as peripheral furniture for playing a doll but also as a toy as a toy refrigerator single object.  <P>SOLUTION: The toy refrigerator comprises at least : a container main body having an upper housing part and a lower housing part; a shelf plate fitted to the upper housing part; a drawer part fitted to the lower housing part in the state of being freely put in and out; a door part which is fitted openably and closably to the container main body for covering the front face part of the upper housing part and which is provided with a single or a plurality of housing shelf parts therein; toy foods and drinks simulating a plurality of foods and drinks housed in the upper housing part, the drawing part and the housing shelf part in the state of being freely put in and out; a first lighting means for lighting the inside of the upper housing part by the opening and closing operation of at least the door part; and a sound generation means generating sound and a second lighting means for lighting by operating a single or a plurality of press button members provided at the door part.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003248080-A (JP)
Title: Working dose managing system
Inventor: YAMAMOTO TETSUYA
IPC: G01T1/00
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a low-cost working dose managing system, in which a processing time of an i/o area is shortened to eliminate a waiting time at an i/o port, an employee's load can be relieved in view of a processing operation, without association with a large-scale construction.  <P>SOLUTION: A working dose managing system comprises a reserving unit having a terminal 10 for a contract enterpriser and a WID 20 or the like, a dose portable case 30 previously recording qualifying information in the case 30, and a dosimeter charging and lending unit 50 lending a dosimeter 40, based on the qualification information. Thus, the communication of data to radiation protection and safety computer 90 at the i area time to a radiation control section E2 is eliminated.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003258644-A (JP)
Title: Delta-sigma modulator
Inventor: YAMAMURA TAKESHI
IPC: H03M3/02
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a delta-sigma modulator without high-frequency noise or variations of an input full scale voltage depending on the sampling frequency.  <P>SOLUTION: A selection circuit 12 selects an input analog signal and an output signal from a passive low-pass filter 11. A first switched capacitor circuit 13 samples selected signals at the selecting circuit 12. A second switched capacitor circuit 14 samples a reference signal. A integrator 15 integrates both sampled signals sampled by the first switched capacitor circuit 13 and the second switched capacitor circuit 14. A quantizer 16 outputs a digital signal obtained by quantizing the output signal of the integrator 15. A feedback circuit 17 controls the output signal of the second switched capacitor circuit 14, when the output signal is inputted to the integrator 15 so that the output signal is not inverted or inverted, according to the output signal of the quantizer 16.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003255931-A (JP)
Title: Tuner
Inventor: NAGAKURA FUMIYOSHI
IPC: G10G7/02
Filed: 2002-02-27
Abstract: <P>PROBLEM TO BE SOLVED: To provide a tuner which is easy to use.  <P>SOLUTION: A device of the present invention is mounted on a guitar body by means (screwing) of normally fitting a pick guard. A display part which has light emitting elements arranged on the flank of the pick guard displays a timbre name calculated by a frequency shift arithmetic circuit by making light emitting elements illuminate and also displays a frequency shift calculated by the frequency shift arithmetic circuit by making light emitting elements illuminate.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003255014-A (JP)
Title: Method and apparatus for testing breakdown voltage of ambient temperature contraction insulator
Inventor: HAYASHI KATSUYUKI
IPC: G01R31/12
Filed: 2002-03-01
Abstract: <P>PROBLEM TO BE SOLVED: To facilitate maintenance and management of constituting components of an apparatus 9 for testing the breakdown voltage of an ambient temperature contraction insulator, to reduce the cost of the apparatus 9 by improving the method for testing the breakdown voltage.  <P>SOLUTION: A plurality of electrode units 17, having different outer diameter sizes and one voltage applying conductor 13 in which base ends of the units 17 are detachable, are prepared. In the case of testing the breakdown voltage, the one of the units 17, which has the outside diameter size meeting to the inside diameter size of an ambient temperature contraction tube 5a to be tested is selected from the plurality of the units 17. In a state, in which the unit 17 is inserted into the tube 5a and the base end of the unit 17 is connected to the conductor 13, a testing voltage is applied to the conductor 13. The component selectively used, in response to the tube 5a to be tested, is only the unit 17.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003255732-A (JP)
Title: Image forming apparatus
Inventor: ISOHARA HIDEO
IPC: G03G15/20
Filed: 2002-03-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide an image forming apparatus which efficiently cools a transfer paper sheet of high temperature subjected to a thermal fixation on a limited transport path.  <P>SOLUTION: The image forming apparatus which transfers a toner image formed on an image carrier to transfer paper and thermally fixes the transfer paper with a fixing device has: a pair of carrying rollers disposed downstream from the fixing device in the direction in which the transfer paper sheet is transported, a heat-radiating-member wrap roller disposed apart from the pair of transport rollers, a belt-like heat-radiating member wound around one of the pair of transport rollers and the heat-radiating-member winding roller, a cooling means disposed opposite the belt-like heat-radiating member.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003253740-A (JP)
Title: Conveyor for culvert
Inventor: KATO TAKAAKI
IPC: E03F3/06
Filed: 2002-03-01
Abstract: <P>PROBLEM TO BE SOLVED: To provide a conveyor enabling a conveyance and an installation when there is hardly room at a place in the periphery of the place of installation, when the place of installation is a curve section, when the place of installation has a slight grade or the like.  <P>SOLUTION: The top face of a main-body frame 1 is used as a pallet 11 for load for a box B, and rear-wheel legs 2, intermediate-wheel legs 3 and front-wheel legs 4 arranged at a fixed distance in the progressive direction can be expanded and contracted and fixed to the main-body frame 1 respectively instantaneously and respectively independently. The pallet 11 for load can be moved to the main-body frame 1 in the parallel direction in the progressive direction of the main-body frame 1. The conveyor A is longer than the length of the box B but it is smaller than the inside measurement and height of the box B in the cross and height directions.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003224446-A (JP)
Title: Crystal piece support structure of surface mounted type crystal oscillator
Inventor: KIZAKI SHIGERU
IPC: H03H9/10
Filed: 2002-01-28
Abstract: <P>PROBLEM TO BE SOLVED: To provide a surface mounted type crystal oscillator which prevents its crystal piece from peeling off and dropping out in a fall shock test and improves the performance of the product.  <P>SOLUTION: The surface mounted type crystal oscillator is composed of a package 1 having a mount 2 in its recess, electrode pads 3 formed on the mount top, electrodes 4 on the pads 3, and a crystal piece 5 having two terminals at one side. The narrow side of the crystal piece 5 at its terminal side is fixed and supported at one side, with conductive adhesives 6 being formed on two spots each at right-left symmetric positions on the corners of the crystal piece 5, with respect to a center line CL of the crystal piece 5. Among these spots, one spot 6a is formed at a position which conducts to the terminal electrode 4a on the narrow side of the crystal piece 5, and the other spot 6b is formed at a position which conducts or does not conduct to the electrode 4a on the broad side of the crystal piece 5.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2002332337-A (JP)
Title: Polyester and its production method
Inventor: NAKAJIMA TAKAHIRO
IPC: C08G63/87
Filed: 2002-03-05
Abstract: PROBLEM TO BE SOLVED: To obtain a polyester which is produced by using a polymerization catalyst containing a metal component other than antimony and germanium as a main metal component and is improved e.g. in filter clogging during molding; and to provide its production method. SOLUTION: The polyester contains at least one component selected from the group consisting of lithium, sodium, potassium, beryllium, magnesium, calcium, and their compounds, at least one component selected from the group consisting of aluminum and its compounds, and at least one component selected from the group consisting of phosphorus compounds, each in a specified amount.
Patent JP-2003264645-A (JP)
Title: xDSL COMMUNICATION RELAY EQUIPMENT CASING
Inventor: WATANABE SATOSHI
IPC: H05K5/00
Filed: 2002-03-08
Abstract: <P>PROBLEM TO BE SOLVED: To package an xDSL communication relay equipment adaptable to a 19-inch rack and to continuously use the xDSL communication relay equipment even when any unexpected situation occurs without exerting an adverse influence upon the packaged xDSL communication relay equipment even when a casing is installed outdoors.  <P>SOLUTION: The xDSL relay equipment casing houses one or more xDSL modems having a size based on a 19-inch rack standard for performing high- speed communications by using metal cables and a router 163 for sending data from a present network via the xDSL modems or capturing data into the present network and further, the casing incorporates an air conditioning facility to be used for adjusting the temperature of the xDSL communication relay equipment and a power unit provided with a storage battery for backing up the power source of the xDSL communication relay equipment.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003263955-A (JP)
Title: Manufacturing method of discharge lamp
Inventor: TATSUMI HIRONORI
IPC: H01J9/40
Filed: 2002-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a manufacturing method of a discharge lamp which is made by welding an outer tube to an arc tube without breaking the arc tube.  <P>SOLUTION: The arc tube 302 is held by a rotating chuck 36 at a thin tube 328 on one end of the arc tube 302 to allow displacement around an axis of rotation of the chuck 36 and laid in the direction of the axis at all times, while a thin tube 330 on the other end is held by V-shaped block which guides the thin tube 330 to the axis of rotation and burners 94 and 96 placed at around the circumference of an outer tube heat up the parts for welding one after another or at a time to join the outer tube to the arc tube.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003260334-A (JP)
Title: Method for solidifying gas to be treated and method for treating material
Inventor: GOTO TOSHIO
IPC: B03C3/02
Filed: 2002-03-11
Abstract: <P>PROBLEM TO BE SOLVED: To provide a process of decomposing or recovering a global warming gas while the product is easily recovered and/or reused.  <P>SOLUTION: The gas to be treated containing at least a fluorine-containing compound is subjected to plasma treatment so as to solidify and recover at least part of the gas.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003273448-A (JP)
Title: Driving circuit and method for semiconductor laser, and optical disk device
Inventor: KANEKO SHINJI
IPC: G11B7/125
Filed: 2002-03-12
Abstract: <P>PROBLEM TO BE SOLVED: To reduce the unfavorable influence of noise in a driving circuit for a semiconductor laser where a current addition system is employed as a superposing system for a high frequency current.  <P>SOLUTION: When a semiconductor laser is driven by a driving current including a high frequency current superposed on a DC current, the driving current is generated by adding and superposing the high frequency current on the DC current while controlling a current level of the DC current such that the output power of the semiconductor laser is constant. Simultaneously, a noise component with a predetermined frequency band involved in the driving current is attenuated by a predetermined filter means provided in parallel to the semiconductor laser.  <P>COPYRIGHT: (C)2003,JPO
Patent JP-2003274085-A (JP)
Title: Image forming apparatus and image processing apparatus
Inventor: IMAIZUMI KENJI
IPC: B41J5/30
Filed: 2002-03-13
Abstract: <P>PROBLEM TO BE SOLVED: To check propriety of an extension memory with high reliability.  <P>SOLUTION: The image forming apparatus provided with a reversible compression/expansion function 19 and loadable of an extension memory 21, includes: a means 15 for generating test pattern data; a means 22 for writing reversible compression data of the test pattern data and expanded data to the extension memory 21; and test control means 22, 23, 101 for reading the reversible compression data of the extension memory 21, expanding the data, forming an image, reading the expanded data in the extension memory, and forming an image, and a user compares printed images. Or the image forming apparatus or the image processing apparatus is provided with a means for comparing the expanded data from the extension memory 21 with the original test pattern data and discriminating whether or not they are coincident.  <P>COPYRIGHT: (C)2003,JPO